Answer:
Man walks over, and man swims under. In times of war, it can be burned asunder. What is it?
Give it food and it will live, give it water and it will die.
A box without hinges, lock or key, yet golden treasure lies within.
Walk on the living, they don't even mumble. Walk on the dead, they mutter and grumble.
Thirty white horses on a red hill, first they champ, then they stamp, then they stand still.
Do what he says and you'll be fine, don't and you lose the game.
Difficult
Animal
Easy
Food
Funny
Kids
Logic
What am I?